Automatic telephone system



Oct. 31, 1961 K. K. sPJELDNEs ETAL 3,007,008

f AUTOMATIC TELEPHONE SYSTEM Filed July 1s, 1955 es sheets-sheet 1 11V YENTURS'. '(ZE K. SPELDNES' JAC/Z E CALLENDEZ FEEZT H. SLEMMEZ WILLIAM u. EL/SHHEL @14o-WA ,MM,E ITA-" Oct. 31, 1961 K. K. sPJl-:LDNES Erm. 3,007,008

AUTOMATIC TELEPHONE SYSTEM 63 Sheets-Sheet 2 Filed July 15, 1955 Oct. 31, 1961 K. K. sPJELDNl-:s ET AL 3,007,008

AUTOMATIC TELEPHONE SYSTEM 65 Sheets-Sheet 3 Filed July l5, 1955 Non wNorSmzaNr .vNwoQwm NOM ....Suu MON Bud DU WILLIAM H. ELHSI-/F/ELD M,

a )im Oct. 31, 1961 K. K. sPJl-:LDNES ET AL 3,007,008

AUTOMATIC TELEPHONE SYSTEM Filed July l5, 1955 63 Sheets-Sheet 4 MULTI PLE ZELA/ SVM BOL ISM INVENTORS. KAIZE K. SPJELDNES JACK E. CALLEAIDEE ZBEZT H. .SLEMMEE BY.' WILL/AM H. ELASHFIELD Oct. 3l, 1961 K. K. sPJELDNEs ETAL 3,007,008

AUTOMATIC TELEPHONE SYSTEM Filed July l5, 1955 63 Sheets-Sheet 5 MIVEN T OFS.

meg la. swam/55 Jac/a e. cn/LEA/oee 1Z0/35er A. sMM/sz 3yw/LL/AM u. BLog/new CZOBAZ SWITCHES Oct. 3l, 1961 Filed July l5, 1955 K. K. SPJELDNES ET AL AUTOMATIC TELEPHONE SYSTEM 53 Sheets-Sheet 6 fifi KZE" K SPJELDNES JACK, E. CDLLENDEIZ Oct. 31, 1961 K. K. sPJELDNEs Erm. 3,007,008

AUTOMATIC TELEPHONE SYSTEM Filed July 15. 1955 63 Sheets-Sheet 7 I- ZIELLSIBSZI IN VEN TRS KAZE e- SPUEL D/ES JAC E' CHLLEDEZ 3055 ZT l-.- SLEMMEZ BY.' W/LL/,AM H L/SHFEITD [54M l M, M

Oct. 31, 1961 K. K. sPJELDNEs ETAL 3,007,008

AUTOMATIC TELEPHONE SYSTEM Filed July l5, 1955 63 Sheets-Sheet 9 LEADS mafw h TRUNK-2O To OTHER VEIZT CLS 'muuu -xo IN VEN TORS.

/m/ZE SPJELDA/ES FTg. 8 JACK E. CALLE/wee BoB/12T H. S/.EMMEIZ BY: WILLIAM H. /HSHF/E/D im ,n-vlam, 75mm/L1A VM Oct. 31, 1961 K. K. sPJELDNEs ETAL 3,007,008

AUTOMATIC TELEPHONE SYSTEM 63 Sheets-Sheet 10 Filed July l5, 1955 FIN; U mw .W

SNI

m. m @M E ZE VSEMF www5 v wim ien@ il MENU/ Mm Ezm w. ec u mdfww n@ wir, 9. M

Oct. 31, 1961 K. K. SPJELDNES ETAL 3,007,008

AUTOMATIC .TELEPHONE SYSTEM 65 Sheets-Sheet 11 Filed July l5, 1955 @von INVENToRs.

#AEE K Sli/LUNES Jaa/E CALL/5,0052

OOH MOON NON QON

QON NNON mmbN QOQH

Oct. 31, 1961 K. K. SPJELDNES ET A1. 3,007,008

AUTOMATIC .TELEPHONE SYSTEM Filed July 15, 1955 65 sheets-sheet 12 IN V EN TORS.

:E T non w23 oNhzOu NN Oct. 31, 1961 K. K. sPJELDNEs ET AL 3,007,008

AUTOMATIC TELEPHONE SYSTEM Filed July 15, 1955 65 Sheets-Sheet 13 Oct. 31, 1961 K. K. sPJELDNEs Erm. 3,007,008

AUTOMATIC v".'ELEPPmNE SYSTEM Filed July l5, 1955 63 VSheets-Shee'r. 14

HMM MM, Bm. am@

Oct. 31, 1961 K K sPJELDNEs ETAL 3,007,008

AUTOMATIC TELEPHONE SYSTEM 63 Sheets-Sheet 15 Filed July 15, 1955 @www JMW

iaoo.

dd. auf.

NU mJW IN VEN TORS.

MM mnw WWMM EA us PA ,B GCHHM.. Kamm M Mel/WQ ACML KMEM w Oct, 31, 1961 K. K. sPJELDNi-:s ETAL 3,007,008

AUTOMATIC rvTELEPHONE SYSTEM Filed July l5, 1955 65 Sheets-Sheet 17 K. K. sPJELDNEs ETAT. 3,007,008

AUTOMATIC `TELEPITQNT: SYSTEM 65 Sheets-Sheet 18 Oct. 31, 1961 Filed July l5, 1955 Oct. 31, 1961 K. K. SPJELDNES ETAL AUTOMATIC TELEPHONE SYSTEM` Filed July l5, 1955 63 Sheets-Sheet 19 COUN'I'ING, SEQUENCING 8f SUPERVISORY EQUIPMENT DIGIT REGISTERS TRUNK TEST l IND. IN

CLASSIFICATION 0F CALL AS T0 RIGIN LOCAL,TRK.,DEL^YED RING 0R WIRE CHIEF a q L zoos mmsLA'roz cmcurr 'ro COMPLETION CIZCUITZV [GSI 8. GS11 CABLE f 1 f f \s|.M CABLE i um. :no1 zno) nous uooqX 2.06 \CRB MELE i H y LINE l T u p Inloop Psx amosl +4 D|RETRY 5T Rte H `r u NUMBER s REGISTERSNO. GROUP I TRANSLATOR l CROSS-CONNECT Eno. 5R oven 1 'rERMmAL -pNFoRMA'rIoN l REGISTERS 1 q la l5 ff lf f*r 'if LINE PB I OUP H T U P X l l I I J l 1 L J J .J

NUMBEIZ GROUP F|G.l8

INVENTORS KABE l(. SPJELDNES JACI( E. CALLENDEIZ EOBEIZT H. SLEMMEIZ WILLIAM H- BLDSHFIELD Oct. 31, 1961 K. K. sPJr-:LDNES ET AL 3,007,008

AUTOMATICTELEPHONE SYSTEM Filed July 15, i955 es sheets-sheet 2o FIG.- l8-A -INVENTORS KABE K 5PdELDAlE5 JACK E. CGLLENDEZ ZOBEZT Il. S'LEMMEZ BY WILLIAM H- BLHSHF/ELD 

